Ericssonite

  
Reddish black crystalline with orthoericssonite in matrix
Origin: Långban, Värmland, Sweden
Sample size: micromount (left), 3 x 5 cm (right)
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Dark red platy crystals of ericssonite and orthoericssonite to 4 mm in banded rhodonite and tephroite matrix
Origin: Långban, Varmland, Sweden
Sample size: 4 x 3.5 x 2 cm
 
  
Amber brown platy crystals to about 0.5mm embedded in matrix associated with glassy black anandite, red gillespite.
Origin: Big Creek, Fresno Co., California, United States
Sample size: 2.5 x 2 x 1.5 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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